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avformat/rmdec: Fix EOF check in the stream loop in ivr_read_header()

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Fixes: long running loop
Fixes: ivr-timeout-42468cb797f52f025fb329394702f5d4d64322d6

Found-by: Paul Ch <paulcher@icloud.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c2eec1762d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2018-08-16 15:36:29 +02:00
parent f1425b389a
commit 0ea54cae21
1 changed files with 2 additions and 0 deletions
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2
libavformat/rmdec.c
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@ -1278,6 +1278,8 @@ static int ivr_read_header(AVFormatContext *s)
if (avio_rb32(pb) == MKBETAG('M', 'L', 'T', 'I')) {
ret = rm_read_multi(s, pb, st, NULL);
} else {
if (avio_feof(pb))
return AVERROR_INVALIDDATA;
avio_seek(pb, -4, SEEK_CUR);
ret = ff_rm_read_mdpr_codecdata(s, pb, st, st->priv_data, len, NULL);
}